Unit Tests

2025-12-06 00:23:20 +00:00 · 2022-11-06 11:52:34 +01:00
parent fe27ff81c8
commit d987437ad6
1 changed files with 59 additions and 0 deletions
--- a/tests/Export-Excel-TotalSettings.Tests.ps1
+++ b/tests/Export-Excel-TotalSettings.Tests.ps1
@@ -0,0 +1,59 @@
+#Requires -Modules @{ ModuleName="Pester"; ModuleVersion="4.0.0" }
+[Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseDeclaredVarsMoreThanAssignments', '', Justification = 'False Positives')]
+[Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSAvoidAssignmentToAutomaticVariable', '', Justification = 'Only executes on versions without the automatic variable')]
+param()
+Describe ExportExcel -Tag "ExportExcel" {
+    BeforeAll {
+        if ($null -eq $IsWindows) { $IsWindows = [environment]::OSVersion.Platform -like "win*" }
+        $WarningAction = "SilentlyContinue"
+        . "$PSScriptRoot\Samples\Samples.ps1"
+        if (-not (Get-command Get-Service -ErrorAction SilentlyContinue)) {
+            Function Get-Service { Import-Clixml $PSScriptRoot\Mockservices.xml }
+        }
+        if (Get-process -Name Excel, xlim -ErrorAction SilentlyContinue) {
+            It "Excel is open" {
+                $Warning = "You need to close Excel before running the tests."
+                Write-Warning -Message $Warning
+                Set-ItResult -Inconclusive -Because $Warning
+            }
+            return
+        }
+    }
+    Context "#Example 6      # Creates and opens a file with a table with a totals row".PadRight(87) {
+        BeforeEach {
+            $path = "TestDrive:\test.xlsx"
+            Remove-item -Path $path -ErrorAction SilentlyContinue
+            
+            #Test with a maximum of 50 processes for speed; export limited set of properties.
+            $processes = Get-Process | Where-Object { $_.StartTime } | Select-Object -First 50
+            # $propertyNames = $Processes[0].psobject.properties.name
+            # $rowcount = $Processes.Count
+
+            # Export as table with a totals row with a set of possibilities
+            $TotalSettings = @{ 
+                Id         = "COUNT"
+                WS         = "SUM"
+                Handles    = "AVERAGE"
+            }
+            $Processes | Export-Excel $path -TableName "processes" -TotalSettings $TotalSettings
+            $TotalRows = $Processes.count + 2 # Column header + Data (50 processes) + Totals row
+            $Excel = Open-ExcelPackage -Path $path
+            $ws = $Excel.Workbook.Worksheets[1]
+        }
+
+        it "Totals row was created".PadRight(87) {
+            $ws.Tables[0].Address.Rows                                                                                       | Should -Be $TotalRows
+            $ws.tables[0].ShowTotal                                                                                          | Should -Be $True
+        }
+        
+        it "Added three calculations in the totals row".PadRight(87) {
+            $ws.Tables[0].Columns | Where-Object { $_.Name -eq "id" } | Select-Object -ExpandProperty TotalsRowFunction      | Should -Be "Count"
+            $ws.Tables[0].Columns | Where-Object { $_.Name -eq "WS" } | Select-Object -ExpandProperty TotalsRowFunction      | Should -Be "Sum"
+            $ws.Tables[0].Columns | Where-Object { $_.Name -eq "Handles" } | Select-Object -ExpandProperty TotalsRowFunction | Should -Be "Average"
+        }
+
+        AfterEach {
+            Close-ExcelPackage -ExcelPackage $Excel
+        }
+    }
+}